mat-sidenav-container{
  height: 100vh;
}
mat-sidenav {
  min-width: 280px;
}
mat-sidenav-content{
  overflow-y: auto;
  overflow-x: hidden;
}
app-breadcrumb{ display: block; margin-bottom: 10px;}
.open-menu {
  position: fixed;
  top: 50%;
  left: -5px;
  display: inline-block;
  z-index: 5;
  cursor: pointer;
  border-radius: 0 50% 50% 0;
  color: rgba(0, 0, 0, 0.5);
  background-color: rgba(153, 72, 206, 0.1);
  transition: all 200ms;
  &:hover{
    color: #673ab7;
  }
}
